SDL: Don't compare pointer against '0', but NULL (b7358)

https://github.com/libsdl-org/SDL/commit/b7358e47d57f921e09d1db55371b3111ee2b7bff

From b7358e47d57f921e09d1db55371b3111ee2b7bff Mon Sep 17 00:00:00 2001
From: Sylvain <[EMAIL REDACTED]>
Date: Thu, 17 Nov 2022 09:18:49 +0100
Subject: [PATCH] Don't compare pointer against '0', but NULL

---
 test/testautomation_render.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/test/testautomation_render.c b/test/testautomation_render.c
index 0117334a25c7..52da1bfe1e87 100644
--- a/test/testautomation_render.c
+++ b/test/testautomation_render.c
@@ -53,7 +53,7 @@ void InitCreateRenderer(void *arg)
 
   renderer = SDL_CreateRenderer(window, -1, SDL_RENDERER_ACCELERATED);
   SDLTest_AssertPass("SDL_CreateRenderer()");
-  SDLTest_AssertCheck(renderer != 0, "Check SDL_CreateRenderer result");
+  SDLTest_AssertCheck(renderer != NULL, "Check SDL_CreateRenderer result");
   if (renderer == NULL) {
       SDL_DestroyWindow(window);
       return;